X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/c932d6135ca3e508f7136810b9b0bf79725290b9..a0c45dd5d2697b726add2bbc81947e9cb98c2799:/tests/java.at

diff --git a/tests/java.at b/tests/java.at
index fd35cfd5..f822ec6e 100644
--- a/tests/java.at
+++ b/tests/java.at
@@ -32,6 +32,7 @@ AT_BANNER([[Java Calculator.]])
 m4_define([_AT_DATA_JAVA_CALC_Y],
 [m4_if([$1$2$3], $[1]$[2]$[3], [],
        [m4_fatal([$0: Invalid arguments: $@])])dnl
+AT_BISON_OPTION_PUSHDEFS([%language "Java" $4])
 AT_DATA([Calc.y],
 [[/* Infix notation calculator--calc */
 %language "Java"
@@ -122,20 +123,8 @@ AT_LOCATION_IF([[
   public Position getEndPos() {
     return yypos;
   }
-
-  public void yyerror (Calc.Location l, String s)
-  {
-    if (l == null)
-      System.err.println (s);
-    else
-      System.err.println (l + ": " + s);
-  }
-]], [[
-  public void yyerror (String s)
-  {
-    System.err.println (s);
-  }
 ]])[
+  ]AT_YYERROR_DEFINE[
 
   Integer yylval;
 
@@ -211,11 +200,12 @@ class Position {
 }
 
 ]])
+AT_BISON_OPTION_POPDEFS
 ])# _AT_DATA_JAVA_CALC_Y
 
 
 # AT_DATA_CALC_Y([BISON-OPTIONS])
-# -------------------------------------------------
+# -------------------------------
 # Produce `calc.y'.
 m4_define([AT_DATA_JAVA_CALC_Y],
 [_AT_DATA_JAVA_CALC_Y($[1], $[2], $[3], [$1])
@@ -224,7 +214,7 @@ m4_define([AT_DATA_JAVA_CALC_Y],
 
 # _AT_CHECK_JAVA_CALC_ERROR(BISON-OPTIONS, INPUT,
 #                           [VERBOSE-AND-LOCATED-ERROR-MESSAGE])
-# ---------------------------------------------------------
+# --------------------------------------------------------------
 # Run `calc' on INPUT, and expect a `syntax error' message.
 #
 # If INPUT starts with a slash, it is used as absolute input file name,
@@ -417,8 +407,8 @@ AT_JAVA_COMPILE([[YYParser.java]])
 
 
 # AT_CHECK_JAVA_MINIMAL_W_LEXER([1:DIRECTIVES], [2:LEX_THROWS],
-# 	[3:YYLEX_ACTION], [4:LEXER_BODY], [5:PARSER_ACTION], [6:STYPE],
-#	[7:POSITION_TYPE], [8:LOCATION_TYPE])
+#       [3:YYLEX_ACTION], [4:LEXER_BODY], [5:PARSER_ACTION], [6:STYPE],
+#       [7:POSITION_TYPE], [8:LOCATION_TYPE])
 # ---------------------------------------------------------------------
 # Check that a mininal parser with DIRECTIVES and a "%code lexer".
 # YYLEX is the body of yylex () which throws LEX_THROW.
@@ -569,7 +559,7 @@ AT_CHECK_JAVA_GREP([[ *public YYParser (Lexer yylexer) {]])
 AT_CHECK_JAVA_MINIMAL([[%parse-param {int parse_param1}]])
 AT_CHECK_JAVA_GREP([[ *protected final int parse_param1;]])
 AT_CHECK_JAVA_GREP([[ *public YYParser (Lexer yylexer, *int parse_param1) {]])
-AT_CHECK_JAVA_GREP([[[ 	]*this.parse_param1 = parse_param1;]])
+AT_CHECK_JAVA_GREP([[[	 ]*this.parse_param1 = parse_param1;]])
 
 AT_CHECK_JAVA_MINIMAL([[
 %parse-param {int parse_param1}
@@ -577,8 +567,8 @@ AT_CHECK_JAVA_MINIMAL([[
 AT_CHECK_JAVA_GREP([[ *protected final int parse_param1;]])
 AT_CHECK_JAVA_GREP([[ *protected final long parse_param2;]])
 AT_CHECK_JAVA_GREP([[ *public YYParser (Lexer yylexer, *int parse_param1, *long parse_param2) {]])
-AT_CHECK_JAVA_GREP([[[ 	]*this.parse_param1 = parse_param1;]])
-AT_CHECK_JAVA_GREP([[[ 	]*this.parse_param2 = parse_param2;]])
+AT_CHECK_JAVA_GREP([[[	 ]*this.parse_param1 = parse_param1;]])
+AT_CHECK_JAVA_GREP([[[	 ]*this.parse_param2 = parse_param2;]])
 
 AT_CHECK_JAVA_MINIMAL_W_LEXER([], [], [[return EOF;]])
 AT_CHECK_JAVA_GREP([[ *public YYParser () {]])
@@ -589,7 +579,7 @@ AT_CHECK_JAVA_MINIMAL_W_LEXER([[%parse-param {int parse_param1}]],
 AT_CHECK_JAVA_GREP([[ *protected final int parse_param1;]])
 AT_CHECK_JAVA_GREP([[ *public YYParser (int parse_param1) {]])
 AT_CHECK_JAVA_GREP([[ *protected YYParser (Lexer yylexer, *int parse_param1) {]])
-AT_CHECK_JAVA_GREP([[[ 	]*this.parse_param1 = parse_param1;]], [2])
+AT_CHECK_JAVA_GREP([[[	 ]*this.parse_param1 = parse_param1;]], [2])
 
 AT_CHECK_JAVA_MINIMAL_W_LEXER([[
 %parse-param {int parse_param1}
@@ -599,8 +589,8 @@ AT_CHECK_JAVA_GREP([[ *protected final int parse_param1;]])
 AT_CHECK_JAVA_GREP([[ *protected final long parse_param2;]])
 AT_CHECK_JAVA_GREP([[ *public YYParser (int parse_param1, *long parse_param2) {]])
 AT_CHECK_JAVA_GREP([[ *protected YYParser (Lexer yylexer, *int parse_param1, *long parse_param2) {]])
-AT_CHECK_JAVA_GREP([[[ 	]*this.parse_param1 = parse_param1;]], [2])
-AT_CHECK_JAVA_GREP([[[ 	]*this.parse_param2 = parse_param2;]], [2])
+AT_CHECK_JAVA_GREP([[[	 ]*this.parse_param1 = parse_param1;]], [2])
+AT_CHECK_JAVA_GREP([[[	 ]*this.parse_param2 = parse_param2;]], [2])
 
 AT_CHECK_JAVA_MINIMAL_W_LEXER([[%lex-param {char lex_param1}]],
 	[], [[return EOF;]], [[YYLexer (char lex_param1) {}]])
@@ -625,8 +615,8 @@ AT_CHECK_JAVA_GREP([[ *protected final long parse_param2;]])
 AT_CHECK_JAVA_GREP([[ *public YYParser (char lex_param1, *short lex_param2, *int parse_param1, *long parse_param2) {]])
 AT_CHECK_JAVA_GREP([[.* = new YYLexer *(lex_param1, *lex_param2);]])
 AT_CHECK_JAVA_GREP([[ *protected YYParser (Lexer yylexer, *int parse_param1, *long parse_param2) {]])
-AT_CHECK_JAVA_GREP([[[ 	]*this.parse_param1 = parse_param1;]], [2])
-AT_CHECK_JAVA_GREP([[[ 	]*this.parse_param2 = parse_param2;]], [2])
+AT_CHECK_JAVA_GREP([[[	 ]*this.parse_param1 = parse_param1;]], [2])
+AT_CHECK_JAVA_GREP([[[	 ]*this.parse_param2 = parse_param2;]], [2])
 
 AT_CLEANUP
 
@@ -749,3 +739,69 @@ AT_CHECK([[$EGREP -v ' */?\*' YYParser.java | grep 'Position']], [1], [ignore])
 AT_CHECK([[$EGREP -v ' */?\*' YYParser.java | grep 'Location']], [1], [ignore])
 
 AT_CLEANUP
+
+
+# ----------------------------------------------- #
+# Java syntax error handling without error token. #
+# ----------------------------------------------- #
+
+AT_SETUP([Java syntax error handling without error token])
+
+AT_DATA([[YYParser.y]], [[%language "Java"
+
+%lex-param { String s }
+
+%code imports {
+  import java.io.IOException;
+}
+
+%code lexer {
+  String Input;
+  int Position;
+
+  public YYLexer (String s)
+  {
+    Input    = s;
+    Position = 0;
+  }
+
+  public void yyerror (String s)
+  {
+    System.err.println (s);
+  }
+
+  public Object getLVal ()
+  {
+    return null;
+  }
+
+  public int yylex () throws IOException
+  {
+    if (Position >= Input.length ())
+      return EOF;
+    else
+      return Input.charAt (Position++);
+  }
+}
+
+%code {
+  public static void main (String args []) throws IOException
+  {
+    YYParser p = new YYParser (args [0]);
+    p.parse ();
+  }
+}
+%%
+input:
+  'a' 'a'
+;
+]])
+AT_BISON_CHECK([[YYParser.y]])
+AT_JAVA_COMPILE([[YYParser.java]])
+AT_JAVA_PARSER_CHECK([[YYParser aa]], [[0]], [[]], [[]])
+AT_JAVA_PARSER_CHECK([[YYParser ab]], [[0]], [[]], [[syntax error
+]])
+AT_JAVA_PARSER_CHECK([[YYParser ba]], [[0]], [[]], [[syntax error
+]])
+
+AT_CLEANUP